diff --git a/package.json b/package.json
index 89d157e..ce99c4b 100644
--- a/package.json
+++ b/package.json
@@ -27,7 +27,7 @@
     "babel-preset-flow": "^6.23.0",
     "eslint": "^4.16.0",
     "express": "^4.16.2",
-    "flow-bin": "0.100.0",
+    "flow-bin": "0.122.0",
     "flow-copy-source": "^2.0.2",
     "husky": "^1.2.1",
     "jest": "^23.6.0",